/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */

package software.amazon.awssdk.retries.api;

import software.amazon.awssdk.annotations.SdkPublicApi;
import software.amazon.awssdk.annotations.ThreadSafe;

/**
 * An opaque token representing an in-progress execution.
 *
 * <p>Created via {@link RetryStrategy#acquireInitialToken} before a first attempt and refreshed
 * after each attempt failure via {@link RetryStrategy#refreshRetryToken}.
 *
 * <p>Released via {@link RetryStrategy#recordSuccess} after a successful attempt.
 */
@SdkPublicApi
@ThreadSafe
public interface RetryToken {
}
